There is a discrepancy of 45 meters between the above coordinates and the ones stored at linked Wikidata item Q2820776 (49°11′33″N 2°36′58″E, precision: 30 m). Please reconcile them. To copy Commons coordinates to Wikidata, you can use QuickStatements tool with string Q2820776 P625 @049.19226/002.61560 S143 Q565 after replacing spaces with tabs in a text editor.